#!/usr/bin/perl

# Copyright 2010 BibLibre
# Copyright 2011 MJ Ray and software.coop
#
# This file is part of Koha.
#
# Koha is free software; you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with Koha; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

use strict;
#use warnings; FIXME - Bug 2505
use C4::Auth;
use CGI;
use C4::Context;
use C4::Koha;
use C4::Dates;
use C4::Output;
use C4::Log;
use C4::Items;
use C4::Branch;
use C4::Debug;
# use Data::Dumper;
use C4::Search;		# enabled_staff_search_views

use vars qw($debug $cgi_debug);

=head1 viewlog.pl

plugin that shows stats

=cut

my $input    = new CGI;

$debug or $debug = $cgi_debug;
my $do_it    = $input->param('do_it');
my @modules   = $input->param("modules");
my $user     = $input->param("user");
my @action   = $input->param("action");
my $object   = $input->param("object");
my $info     = $input->param("info");
my $datefrom = $input->param("from");
my $dateto   = $input->param("to");
my $basename = $input->param("basename");
#my $del      = $input->param("sep");
my $output   = $input->param("output") || "screen";
my $src      = $input->param("src");    # this param allows us to be told where we were called from -fbcit

my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
    {
        template_name   => "tools/viewlog.tt",
        query           => $input,
        type            => "intranet",
        authnotrequired => 0,
        flagsrequired   => { tools => 'view_system_logs' },
        debug           => 1,
    }
);

if ($src eq 'circ') {   # if we were called from circulation, use the circulation menu and get data to populate it -fbcit
    use C4::Members;
    my $borrowernumber = $object;
    my $data = GetMember('borrowernumber'=>$borrowernumber);
    my ($picture, $dberror) = GetPatronImage($data->{'borrowernumber'});
    $template->param( picture => 1 ) if $picture;
    
    $template->param(   menu            => 1,
                        title           => $data->{'title'},
                        initials        => $data->{'initials'},
                        surname         => $data->{'surname'},
                        othernames      => $data->{'othernames'},
                        borrowernumber  => $borrowernumber,
                        firstname       => $data->{'firstname'},
                        cardnumber      => $data->{'cardnumber'},
                        categorycode    => $data->{'categorycode'},
                        category_type   => $data->{'category_type'},
                        categoryname	=> $data->{'description'},
                        address         => $data->{'address'},
                        address2        => $data->{'address2'},
                        city            => $data->{'city'},
                        state           => $data->{'state'},
                        zipcode         => $data->{'zipcode'},
                        phone           => $data->{'phone'},
                        phonepro        => $data->{'phonepro'},
                        email           => $data->{'email'},
                        branchcode      => $data->{'branchcode'},
                        branchname		=> GetBranchName($data->{'branchcode'}),
                        RoutingSerials => C4::Context->preference('RoutingSerials'),
    );
}

$template->param(
    debug => $debug,
    C4::Search::enabled_staff_search_views,
);

if ($do_it) {

    my @data;
    my ($results,$modules,$action);
    if ($action[0] ne '') { $action = \@action; } # match All means no limit
    if ($modules[0] ne '') { $modules = \@modules; } # match All means no limit
    $results = GetLogs($datefrom,$dateto,$user,$modules,$action,$object,$info);
    @data=@$results;
    my $total = scalar @data;
    foreach my $result (@data){
	if (substr($result->{'info'}, 0, 4) eq 'item' || $result->{module} eq "CIRCULATION"){
	    # get item information so we can create a working link
        my $itemnumber=$result->{'object'};
        $itemnumber=$result->{'info'} if ($result->{module} eq "CIRCULATION");
	    my $item=GetItem($itemnumber);
	    $result->{'biblionumber'}=$item->{'biblionumber'};
	    $result->{'biblioitemnumber'}=$item->{'biblionumber'};		
        $result->{'barcode'}=$item->{'barcode'};
	}
    #always add firstname and surname for librarian/user
    if ($result->{'user'}){
        my $userdetails = C4::Members::GetMemberDetails($result->{'user'});
        if ($userdetails->{'firstname'}){
            $result->{'userfirstname'} = $userdetails->{'firstname'};
        }
        if ($userdetails->{'surname'}){
            $result->{'usersurname'} = $userdetails->{'surname'};
        }
    }
    #add firstname and surname for borrower, when using the CIRCULATION, MEMBERS, FINES
    if ($result->{module} eq "CIRCULATION" || $result->{module} eq "MEMBERS" || $result->{module} eq "FINES"){
        if($result->{'object'}){
            my $borrowerdetails = C4::Members::GetMemberDetails($result->{'object'});
            if ($borrowerdetails->{'firstname'}){
            $result->{'borrowerfirstname'} = $borrowerdetails->{'firstname'};
            }
            if ($borrowerdetails->{'surname'}){
                $result->{'borrowersurname'} = $borrowerdetails->{'surname'};
            }
        }
    }
    }
    
    if ( $output eq "screen" ) {
        # Printing results to screen
        $template->param (
			logview => 1,
            total    => $total,
            looprow  => \@data,
            do_it    => 1,
            datefrom => $datefrom,
            dateto   => $dateto,
            user     => $user,
            object   => $object,
            action   => \@action,
            info     => $info,
            src      => $src,
        );
	    #module   => 'fix this', #this seems unused in actual code
	foreach my $module (@modules) {
		$template->param($module  => 1);
	}

        output_html_with_http_headers $input, $cookie, $template->output;
    } else {
        # Printing to a csv file
        print $input->header(
            -type       => 'text/csv',
            -attachment => "$basename.csv",
            -filename   => "$basename.csv"
        );
        my $sep = C4::Context->preference("delimiter");
        foreach my $line (@data) {
            #next unless $modules[0] eq "catalogue";
		foreach (qw(timestamp firstname surname action info title author)) {
			print $line->{$_} . $sep;
		}	
	}
    }
	exit;
} else {
    #my @values;
    #my %labels;
    #my %select;
	#initialize some paramaters that might not be used in the template - it seems to evaluate EXPR even if a false TMPL_IF
	$template->param(
        	total => 0,
		module => "",
		info => ""
	);
	output_html_with_http_headers $input, $cookie, $template->output;
}
